Changed butterknife's constants to fix drivetrain.

Fixed test.

Change-Id: I1474ea42e2b613a9e87438a472159e7087669001
diff --git a/y2016/control_loops/drivetrain/drivetrain_base.cc b/y2016/control_loops/drivetrain/drivetrain_base.cc
index 9aeb4c8..1674540 100644
--- a/y2016/control_loops/drivetrain/drivetrain_base.cc
+++ b/y2016/control_loops/drivetrain/drivetrain_base.cc
@@ -37,7 +37,9 @@
       kThreeStateDriveShifter,
       kThreeStateDriveShifter,
       true,
-      constants::GetValues().down_error};
+      constants::GetValues().down_error,
+      0.25,
+      1.0};
 
   return kDrivetrainConfig;
 };